本题目来源于试卷: Angular Momentum,类别为 美国物理杯赛(Physics Bowl)
[单选题]
08.40: A point particle of mass m collides with ep) 531 dscbyxa thin *kw57d.t jv) oaje.a+h( zdcn rod pivoted at one end. The rod has d7n *zo.t5ch +jvj (ka).wd ea mass M=2m, length L , and moment of inertia $I=\frac{1}{3}ML^{2}$ . The particle moveshorizontally with speed V when it hits the bottom of the rod and sticks to it. What is the speed of the particle immediately after collision?

A. $\frac{1}{3}V$
B. $\frac{1}{\sqrt{3}}V$
C. $\frac{3}{5}V$
D. $\frac{3}{4}V$
E. $\frac{\sqrt{3}}{2}V$
参考答案: C
本题详细解析:
暂无
|